项目初始化
diff --git a/frontend/mock/utils.js b/frontend/mock/utils.js
new file mode 100644
index 0000000..f909a29
--- /dev/null
+++ b/frontend/mock/utils.js
@@ -0,0 +1,48 @@
+/**
+ * @param {string} url
+ * @returns {Object}
+ */
+function param2Obj(url) {
+  const search = decodeURIComponent(url.split('?')[1]).replace(/\+/g, ' ')
+  if (!search) {
+    return {}
+  }
+  const obj = {}
+  const searchArr = search.split('&')
+  searchArr.forEach(v => {
+    const index = v.indexOf('=')
+    if (index !== -1) {
+      const name = v.substring(0, index)
+      const val = v.substring(index + 1, v.length)
+      obj[name] = val
+    }
+  })
+  return obj
+}
+
+/**
+ * This is just a simple version of deep copy
+ * Has a lot of edge cases bug
+ * If you want to use a perfect deep copy, use lodash's _.cloneDeep
+ * @param {Object} source
+ * @returns {Object}
+ */
+function deepClone(source) {
+  if (!source && typeof source !== 'object') {
+    throw new Error('error arguments', 'deepClone')
+  }
+  const targetObj = source.constructor === Array ? [] : {}
+  Object.keys(source).forEach(keys => {
+    if (source[keys] && typeof source[keys] === 'object') {
+      targetObj[keys] = deepClone(source[keys])
+    } else {
+      targetObj[keys] = source[keys]
+    }
+  })
+  return targetObj
+}
+
+module.exports = {
+  param2Obj,
+  deepClone
+}